Now, let's look at the types of systems. Exhaust-only. All right, let's get this one out of the way first. Using exhaust fans is great for local ventilation of bathrooms, kitchens, garages, and sub-slab areas (for radon control), but it's not a great strategy for whole-house ventilation. It does have some advantages: It's cheap.
When writing Common Sense, Paine wanted to show the common man why the United States should be independent of England. He also wanted to show these people that they had the resources needed to build a navy.
(1776) A pamphlet written by Thomas Paine that called for the United States to declare independence from Britain immediately. Written in a brisk and pungent style, Common Sense had a tremendous impact and helped to persuade many Americans that they could successfully wage a war for their independence.